Diamax Advanced Hair Thickening Serum - Unlock the secret to thicker, fuller hair with Nioxin Diamax Advanced Hair Thickening Serum, proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer* (with daily use).BenefitsBoosts Hair Diameter: This advanced formula boosts the diameter of each individual hair strand, creating a voluminous and thicker look.Strengthens and Protects: The treatment strengthens and protects the hair, reducing breakage and promoting healthier, more resilient strands.Nourishes and Energizes the Scalp: Diamax Advanced nourishes the scalp, providing essential nutrients and energizing the hair follicles for improved hair growth.Suitable for All Hair Types: Diamax Advanced is suitable for all hair types and can be used daily as part of your hair care routine.Fuller, Thicker-Looking Hair: Nioxin Intensive Diamax Advanced is a hair thickening treatment that enhances the appearance of fuller, thicker hair. - Diamax Advanced Hair Thickening Serum